EP0840294A3 - Méthode de lecture multi-pistes pour tête de lecture optique - Google Patents

Méthode de lecture multi-pistes pour tête de lecture optique Download PDF

Info

Publication number
EP0840294A3
EP0840294A3 EP97308533A EP97308533A EP0840294A3 EP 0840294 A3 EP0840294 A3 EP 0840294A3 EP 97308533 A EP97308533 A EP 97308533A EP 97308533 A EP97308533 A EP 97308533A EP 0840294 A3 EP0840294 A3 EP 0840294A3
Authority
EP
European Patent Office
Prior art keywords
optical pickup
scanning method
tracks
multiple track
track scanning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP97308533A
Other languages
German (de)
English (en)
Other versions
EP0840294A2 (fr
Inventor
Soo-Han Park
Won-Seok Jung
Jong-Hwa Won
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP0840294A2 publication Critical patent/EP0840294A2/fr
Publication of EP0840294A3 publication Critical patent/EP0840294A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
EP97308533A 1996-10-29 1997-10-27 Méthode de lecture multi-pistes pour tête de lecture optique Withdrawn EP0840294A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019960049777A KR100224915B1 (ko) 1996-10-29 1996-10-29 다중 트랙 스캔 가능한 광픽업의 트랙 스캔방법
KR9649777 1996-10-29

Publications (2)

Publication Number Publication Date
EP0840294A2 EP0840294A2 (fr) 1998-05-06
EP0840294A3 true EP0840294A3 (fr) 1998-11-25

Family

ID=19479604

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97308533A Withdrawn EP0840294A3 (fr) 1996-10-29 1997-10-27 Méthode de lecture multi-pistes pour tête de lecture optique

Country Status (5)

Country Link
US (1) US5978343A (fr)
EP (1) EP0840294A3 (fr)
JP (1) JP3055670B2 (fr)
KR (1) KR100224915B1 (fr)
CN (1) CN1086831C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW410335B (en) * 1997-10-14 2000-11-01 Kenwood Corp Method and apparatus of intermittent arrangement multibeam optical disc readout
JP3303814B2 (ja) * 1998-12-15 2002-07-22 松下電器産業株式会社 マルチトラックディスク再生装置の読み取りエラーリカバリ方法
TW588336B (en) * 2001-02-28 2004-05-21 Koninkl Philips Electronics Nv Method and apparatus for reading and/or writing a data disk
CN1979647A (zh) * 2005-11-29 2007-06-13 皇家飞利浦电子股份有限公司 用复数个光点在光盘上读/写数据的系统和方法
TW200802340A (en) * 2006-05-31 2008-01-01 Koninkl Philips Electronics Nv A device and method for controlling the focus of a plurality of spots
TW200802347A (en) * 2006-06-23 2008-01-01 Koninkl Philips Electronics Nv A method and system for reading/writing an optical disc with a plurality of laser beams
KR101938141B1 (ko) * 2017-03-31 2019-01-15 한국생산기술연구원 체결보조부재를 포함하는 가공용 공구

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019379A1 (fr) * 1979-05-14 1980-11-26 Xerox Corporation Support d'enregistrement pour mémoire optique digitale et mémoire comportant un tel support
EP0400927A2 (fr) * 1989-05-29 1990-12-05 Matsushita Electric Industrial Co., Ltd. Appareil d'enregistrement et de reproduction utilisant un support magnéto-optique
EP0487296A2 (fr) * 1990-11-20 1992-05-27 Matsushita Electric Industrial Co., Ltd. Appareil à disque de densité élevée
JPH07244859A (ja) * 1994-03-08 1995-09-19 Mitsubishi Electric Corp トラックジャンピング方法およびマルチビーム光ヘッド
US5457670A (en) * 1992-12-09 1995-10-10 Pioneer Electronic Corporation Optical disk information recording apparatus and reproducing apparatus having a plurality of read or write beams
US5511051A (en) * 1992-08-31 1996-04-23 Olympus Optical Co., Ltd. Optical recording/reproducing apparatus capable of multi-track access for simultaneous multirack recording/reproduction
US5583836A (en) * 1992-08-31 1996-12-10 Olympus Optical Co., Ltd. Optical recording/reproducing apparatus capable of multi-track access for simultaneous multitrack recording/reproduction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6284441A (ja) * 1985-10-08 1987-04-17 Matsushita Electric Ind Co Ltd 光デイスク記録再生方法
JP2684763B2 (ja) * 1989-04-24 1997-12-03 ソニー株式会社 光学記録および／または再生装置
JP3086628B2 (ja) * 1995-07-04 2000-09-11 三洋電機株式会社 光ディスク再生装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019379A1 (fr) * 1979-05-14 1980-11-26 Xerox Corporation Support d'enregistrement pour mémoire optique digitale et mémoire comportant un tel support
EP0400927A2 (fr) * 1989-05-29 1990-12-05 Matsushita Electric Industrial Co., Ltd. Appareil d'enregistrement et de reproduction utilisant un support magnéto-optique
EP0487296A2 (fr) * 1990-11-20 1992-05-27 Matsushita Electric Industrial Co., Ltd. Appareil à disque de densité élevée
US5511051A (en) * 1992-08-31 1996-04-23 Olympus Optical Co., Ltd. Optical recording/reproducing apparatus capable of multi-track access for simultaneous multirack recording/reproduction
US5583836A (en) * 1992-08-31 1996-12-10 Olympus Optical Co., Ltd. Optical recording/reproducing apparatus capable of multi-track access for simultaneous multitrack recording/reproduction
US5457670A (en) * 1992-12-09 1995-10-10 Pioneer Electronic Corporation Optical disk information recording apparatus and reproducing apparatus having a plurality of read or write beams
JPH07244859A (ja) * 1994-03-08 1995-09-19 Mitsubishi Electric Corp トラックジャンピング方法およびマルチビーム光ヘッド

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 096, no. 001 31 January 1996 (1996-01-31) *

Also Published As

Publication number Publication date
US5978343A (en) 1999-11-02
EP0840294A2 (fr) 1998-05-06
KR100224915B1 (ko) 1999-10-15
CN1086831C (zh) 2002-06-26
JPH10154336A (ja) 1998-06-09
CN1181578A (zh) 1998-05-13
JP3055670B2 (ja) 2000-06-26
KR19980030386A (ko) 1998-07-25

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